Step 1: Heat oven to 425 degrees. Grease an 8 x 8 baking dish.
Step 2: Cut up your fruit and add to mixing bowl. Add sugar and flour.
Step 3: Mix until you no longer see any flour. Pour into baking dish.
Step 4: Make the crumble topping by placing brown sugar, flour, butter and cinnamon in bowl. Mix together using a fork. Add Honey Bunches of Oats cereal.
Step 5: Spread crumble topping evenly over fruit and bake for 20-25 minutes.